EP4224376A4 - Quantum circuit, quantum computer, and method for producing quantum circuit - Google Patents

Quantum circuit, quantum computer, and method for producing quantum circuit Download PDF

Info

Publication number
EP4224376A4
EP4224376A4 EP20956269.3A EP20956269A EP4224376A4 EP 4224376 A4 EP4224376 A4 EP 4224376A4 EP 20956269 A EP20956269 A EP 20956269A EP 4224376 A4 EP4224376 A4 EP 4224376A4
Authority
EP
European Patent Office
Prior art keywords
quantum
circuit
quantum circuit
producing
computer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20956269.3A
Other languages
German (de)
French (fr)
Other versions
EP4224376A1 (en
Inventor
Tetsuro Ishiguro
Kenichi Kawaguchi
Toshiyuki Miyazawa
Toshiki Iwai
Tetsuya Miyatake
Yoshiyasu Doi
Shintaro Sato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of EP4224376A1 publication Critical patent/EP4224376A1/en
Publication of EP4224376A4 publication Critical patent/EP4224376A4/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N10/00—Quantum computing, i.e. information processing based on quantum-mechanical phenomena
    • G06N10/40—Physical realisations or architectures of quantum processors or components for manipulating qubits, e.g. qubit coupling or qubit control
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12004—Combinations of two or more optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/125—Bends, branchings or intersections
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/13—Integrated optical circuits characterised by the manufacturing method
    • G02B6/132—Integrated optical circuits characterised by the manufacturing method by deposition of thin films
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/13—Integrated optical circuits characterised by the manufacturing method
    • G02B6/136—Integrated optical circuits characterised by the manufacturing method by etching

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Computing Systems (AREA)
  • Evolutionary Computation (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Artificial Intelligence (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
EP20956269.3A 2020-09-30 2020-09-30 Quantum circuit, quantum computer, and method for producing quantum circuit Pending EP4224376A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/037255 WO2022070341A1 (en) 2020-09-30 2020-09-30 Quantum circuit, quantum computer, and method for producing quantum circuit

Publications (2)

Publication Number Publication Date
EP4224376A1 EP4224376A1 (en) 2023-08-09
EP4224376A4 true EP4224376A4 (en) 2023-11-22

Family

ID=80950010

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20956269.3A Pending EP4224376A4 (en) 2020-09-30 2020-09-30 Quantum circuit, quantum computer, and method for producing quantum circuit

Country Status (4)

Country Link
US (1) US20230222375A1 (en)
EP (1) EP4224376A4 (en)
JP (1) JP7401825B2 (en)
WO (1) WO2022070341A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023233473A1 (en) * 2022-05-30 2023-12-07 富士通株式会社 Quantum device and method for manufacturing quantum device
WO2024013910A1 (en) * 2022-07-13 2024-01-18 富士通株式会社 Optical circuit, quantum computing apparatus, and optical circuit manufacturing method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020180391A1 (en) * 2019-03-05 2020-09-10 Massachusetts Institute Of Technology Scalable integration of hybrid optoelectronic and quantum optical systems into photonic circuits

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7546000B2 (en) 2006-09-07 2009-06-09 Hewlett-Packard Development Company, L.P. Scalable and defect-tolerant color-center-based quantum computer architectures and methods for fabricating color-center-based quantum computer architectures
EP2766859B1 (en) 2011-10-14 2020-12-16 Element Six Technologies Limited Quantum processing device
US9858531B1 (en) 2013-08-02 2018-01-02 University Of Maryland Fault tolerant scalable modular quantum computer architecture with an enhanced control of multi-mode couplings between trapped ion qubits
GB2555100B (en) * 2016-10-14 2020-07-08 Toshiba Res Europe Limited A photon source and a method of fabricating a photon source

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020180391A1 (en) * 2019-03-05 2020-09-10 Massachusetts Institute Of Technology Scalable integration of hybrid optoelectronic and quantum optical systems into photonic circuits

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
ISA KIYAT: "Silicon-on-insulator optical waveguides and waveguide devices", September 2000 (2000-09-01), pages 1 - 113, XP093090883, Retrieved from the Internet <URL:https://core.ac.uk/download/pdf/52928668.pdf> [retrieved on 20231012] *
MEINT K SMIT ET AL: "PHASAR-Based WDM-Devices: Principles, Design and Applications", IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, IEEE, USA, vol. 2, no. 2, June 1996 (1996-06-01), XP011062083, ISSN: 1077-260X *
See also references of WO2022070341A1 *
STONEHAM MARSHALL: "Is a room-temperature, solid-state quantum computer mere fantasy?", PHYSICS, vol. 2, 27 April 2009 (2009-04-27), XP093090144, Retrieved from the Internet <URL:https://physics.aps.org/articles/pdf/10.1103/Physics.2.34> [retrieved on 20231010], DOI: 10.1103/Physics.2.34 *

Also Published As

Publication number Publication date
JPWO2022070341A1 (en) 2022-04-07
WO2022070341A1 (en) 2022-04-07
US20230222375A1 (en) 2023-07-13
JP7401825B2 (en) 2023-12-20
EP4224376A1 (en) 2023-08-09

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